13208925320 has 32 divisors (see below), whose sum is σ = 29772365400. Its totient is φ = 5274275328.

The previous prime is 13208925311. The next prime is 13208925329. The reversal of 13208925320 is 2352980231.

It is an interprime number because it is at equal distance from previous prime (13208925311) and next prime (13208925329).

It can be written as a sum of positive squares in 4 ways, for example, as 9200262724 + 4008662596 = 95918^2 + 63314^2 .

It is not an unprimeable number, because it can be changed into a prime (13208925329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267419 + ... + 312938.

Almost surely, 2^13208925320 is an apocalyptic number.

13208925320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13208925320 is an abundant number, since it is smaller than the sum of its proper divisors (16563440080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13208925320 is a wasteful number, since it uses less digits than its factorization.

13208925320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580937 (or 580933 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 13208925320 in words is "thirteen billion, two hundred eight million, nine hundred twenty-five thousand, three hundred twenty".